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Miller" , "Jakub Kicinski" , Nicolas Ferre , Alexandre Belloni , Ludovic Desroches , linux-can , netdev , linux-arm-kernel CC: Zhen Lei Subject: [PATCH 1/1] can: janz-ican3: use DEVICE_ATTR_RO/RW() helper macro Date: Thu, 3 Jun 2021 19:17:39 +0800 Message-ID: <20210603111739.11983-1-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 MIME-Version: 1.0 X-Originating-IP: [10.174.177.72] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm500006.china.huawei.com (7.185.36.236) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Use DEVICE_ATTR_RO/RW() helper macro instead of plain DEVICE_ATTR(), which makes the code a bit shorter and easier to read. Signed-off-by: Zhen Lei --- drivers/net/can/janz-ican3.c | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) -- 2.26.0.106.g9fadedd diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c index 2a6c918186c02ed..c68ad56628bd444 100644 --- a/drivers/net/can/janz-ican3.c +++ b/drivers/net/can/janz-ican3.c @@ -1815,9 +1815,9 @@ static int ican3_get_berr_counter(const struct net_device *ndev, * Sysfs Attributes */ -static ssize_t ican3_sysfs_show_term(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t termination_show(struct device *dev, + struct device_attribute *attr, + char *buf) { struct ican3_dev *mod = netdev_priv(to_net_dev(dev)); int ret; @@ -1834,9 +1834,9 @@ static ssize_t ican3_sysfs_show_term(struct device *dev, return snprintf(buf, PAGE_SIZE, "%u\n", mod->termination_enabled); } -static ssize_t ican3_sysfs_set_term(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t termination_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) { struct ican3_dev *mod = netdev_priv(to_net_dev(dev)); unsigned long enable; @@ -1852,18 +1852,17 @@ static ssize_t ican3_sysfs_set_term(struct device *dev, return count; } -static ssize_t ican3_sysfs_show_fwinfo(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t fwinfo_show(struct device *dev, + struct device_attribute *attr, + char *buf) { struct ican3_dev *mod = netdev_priv(to_net_dev(dev)); return scnprintf(buf, PAGE_SIZE, "%s\n", mod->fwinfo); } -static DEVICE_ATTR(termination, 0644, ican3_sysfs_show_term, - ican3_sysfs_set_term); -static DEVICE_ATTR(fwinfo, 0444, ican3_sysfs_show_fwinfo, NULL); +static DEVICE_ATTR_RW(termination); +static DEVICE_ATTR_RO(fwinfo); static struct attribute *ican3_sysfs_attrs[] = { &dev_attr_termination.attr,